Statement of Shareholders' Equity (Statement) - Parenthetical - $ / shares	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture	757,617	(29,962)	1,485,553	(38,505)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	40,068	86,790	191,714	350,097
Cash dividends declared per share	$ 0.10	$ 0.10	$ 0.20	$ 0.20
Stock Issued During Period, Shares, Treasury Stock Reissued	1,701	2,062	2,768	4,000
Treasury Stock, Shares, Acquired	0	(3,589,131)	(877,624)	(6,480,892)
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	(1,475)	(1,579)	(90,169)	(358,459)